Finding the Fourth Proportional to 1,545,371.11, 2,315,212.88 and 968,884.74
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Solution
The fourth proportional to 1,545,371.11, 2,315,212.88 and 968,884.74 is: 1,451,544.17
Step by Step Solution
- Step 1: Write the proportion equation
1,545,371.11 : 2,315,212.88 = 968,884.74 : x - Step 2: Convert to fraction form
1,545,371.11/2,315,212.88 = 968,884.74/x - Step 3: Cross multiply
1,545,371.11x = 2,315,212.88 × 968,884.74 - Step 4: Simplify right side
1,545,371.11x = 2,243,174,424,439.03 - Step 5: Solve for x
x = 2,243,174,424,439.03/1,545,371.11 - Step 6: Final answer
x = 1,451,544.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.